[VISUALIZER] Add handler for dot qualified expression in fir

For some reason source element of such expression in fir
was changed, so to get FirFunctionCall we should seek it
in KtDotQualifiedExpression

compiler/visualizer/render-fir/src/org/jetbrains/kotlin/compiler/visualizer/FirVisualizer.kt

@@ -249,6 +249,11 @@ class FirVisualizer(private val firFile: FirFile) : BaseRenderer() {
             super.visitWhenExpression(expression)
         }
 
+        override fun visitDotQualifiedExpression(expression: KtDotQualifiedExpression) {
+            expression.firstOfTypeWithLocalReplace<FirFunctionCall>(expression.selectorExpression) { this.calleeReference.name.asString() }
+            super.visitDotQualifiedExpression(expression)
+        }
+
         override fun visitCallExpression(expression: KtCallExpression) {
             expression.firstOfTypeWithLocalReplace<FirFunctionCall> { this.calleeReference.name.asString() }
             expression.children.filter { it.node.elementType != KtNodeTypes.REFERENCE_EXPRESSION }.forEach { psi ->